Hail Map for Groton, SD

Date / Time	Report Details
9/29/2023 7:07 AM CDT	At 707 am cdt, a severe thunderstorm was located 7 miles west of pierpont, or 7 miles northeast of groton, moving northeast at 45 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. this severe storm will be near, langford around 715 am cdt. hail threat, radar indicated max hail size, 1. 50 in wind threat, radar indicated max wind gust, <50 mph.
9/29/2023 6:55 AM CDT	At 655 am cdt, a severe thunderstorm was located over groton, moving northeast at 45 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, groton around 700 am cdt. langford around 715 am cdt. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 75 in wind threat, radar indicated max wind gust, 60 mph.
9/29/2023 6:48 AM CDT	At 648 am cdt, a severe thunderstorm was located near bath, or 7 miles west of groton, moving northeast at 50 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. locations impacted include, aberdeen, groton, bath, putney, stratford, and tacoma park. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 75 in wind threat, radar indicated max wind gust, 60 mph.
9/29/2023 6:41 AM CDT	At 640 am cdt, a severe thunderstorm was located near stratford, or 7 miles east of warner, moving northeast at 45 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. locations impacted include, groton. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 75 in wind threat, radar indicated max wind gust, 60 mph.
9/29/2023 6:29 AM CDT	At 629 am cdt, a severe thunderstorm was located over warner, moving northeast at 50 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. locations impacted include, bath and groton. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 75 in wind threat, radar indicated max wind gust, 60 mph.
9/29/2023 6:23 AM CDT	At 623 am cdt, a severe thunderstorm was located over mansfield, or near warner, moving northeast at 50 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, warner around 630 am cdt. other locations in the path of this severe thunderstorm include groton. hail threat, radar indicated max hail size, 1. 50 in wind threat, radar indicated max wind gust, 60 mph.
4/19/2023 2:21 AM CDT	Groton 4 ese pw in brown county SD, 4 miles WNW of Groton, SD
8/18/2022 5:23 PM CDT	The severe thunderstorm warning for southeastern brown county will expire at 530 pm cdt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire. however small hail and gusty winds are still possible with this thunderstorm.
8/18/2022 5:17 PM CDT	At 516 pm cdt, a severe thunderstorm was located over groton, moving south at 30 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will remain over mainly rural areas of southeastern brown county. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
1/1/0001 12:00 AM	Quarter sized hail reported 5.5 miles E of Groton, SD, photo on facebook just a little larger than a quarter. time estimated.
8/18/2022 5:07 PM CDT	At 506 pm cdt, a severe thunderstorm was located near tacoma park, or near groton, moving south at 30 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe storm will be near, groton around 515 pm cdt. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
8/18/2022 4:56 PM CDT	At 455 pm cdt, a severe thunderstorm was located near columbia, or 12 miles northwest of groton, moving south at 30 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, tacoma park around 500 pm cdt. putney around 505 pm cdt. other locations in the path of this severe thunderstorm include groton. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
8/5/2022 8:10 PM CDT	Some trees blown down. time estimated based on radar. report relayed via social medi in brown county SD, 4.7 miles ESE of Groton, SD
8/5/2022 7:54 PM CDT	At 754 pm cdt, a severe thunderstorm was located near langford, moving northeast at 40 mph (emergency management). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. This severe thunderstorm will remain over mainly rural areas of northwestern day, southwestern marshall and southeastern brown counties.
8/5/2022 7:34 PM CDT	At 733 pm cdt, a severe thunderstorm was located over groton, moving northeast at 30 mph (emergency management. at 733 pm half dollar sized hail was reported in groton). Hazards include two inch hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. this severe storm will be near, andover around 745 pm cdt. other locations in the path of this severe thunderstorm include pierpont and langford. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 2. 00 in wind threat, radar indicated max wind gust, 60 mph.
8/5/2022 7:33 PM CDT	Half Dollar sized hail reported 0.2 miles ESE of Groton, SD
8/5/2022 7:27 PM CDT	At 727 pm cdt, a severe thunderstorm was located over groton, moving northeast at 30 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, andover around 745 pm cdt. other locations in the path of this severe thunderstorm include pierpont and langford. hail threat, radar indicated max hail size, 1. 50 in wind threat, radar indicated max wind gust, 60 mph.
7/23/2022 7:20 AM CDT	At 719 am cdt, a severe thunderstorm was located near ferney, or 11 miles south of groton, moving east at 60 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs, siding, and trees. this severe thunderstorm will be near, bristol around 730 am cdt. butler and lily around 735 am cdt. other locations in the path of this severe thunderstorm include webster, antelope lake, rush lake, waubay, bitter lake and blue dog lake. hail threat, radar indicated max hail size, 0. 75 in wind threat, radar indicated max wind gust, 60 mph.
7/23/2022 7:04 AM CDT	At 703 am cdt, a severe thunderstorm was located near aberdeen, moving east at 50 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. locations impacted include, groton and ferney. hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, 60 mph.
7/23/2022 6:38 AM CDT	At 638 am cdt, a severe thunderstorm was located near long lake colony, or 12 miles northeast of ipswich, moving east at 50 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, richmond lake rec area around 650 am cdt. aberdeen around 655 am cdt. other locations in the path of this severe thunderstorm include bath, columbia, tacoma park, putney and groton. hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, 60 mph.
7/23/2022 5:33 AM CDT	At 533 am cdt, a severe thunderstorm was located near stratford, or 11 miles southeast of aberdeen, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. locations impacted include, verdon and ferney. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
7/23/2022 5:20 AM CDT	At 520 am cdt, a severe thunderstorm was located over warner, or 11 miles south of aberdeen, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, stratford around 540 am cdt. other locations in the path of this severe thunderstorm include verdon and ferney. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
7/4/2022 12:54 AM CDT	At 1254 am cdt, severe thunderstorms were located along a line extending from near groton to near camrose colony, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. severe thunderstorms will be near, andover around 105 am cdt. other locations in the path of these severe thunderstorms include raymond, bristol, butler, clark and webster. hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 60 mph.
7/4/2022 12:26 AM CDT	At 1226 am cdt, a severe thunderstorm was located near stratford, or 10 miles southeast of aberdeen, moving east at 15 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
6/20/2022 9:48 PM CDT	At 948 pm cdt, a severe thunderstorm was located near putney, or 9 miles north of groton, moving northeast at 55 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. this severe thunderstorm will be near, claremont around 955 pm cdt. amherst around 1005 pm cdt. other locations in the path of this severe thunderstorm include britton and kidder. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 70 mph.

6/14/2022 4:43 AM CDT	At 443 am cdt, a severe thunderstorm was located over aberdeen, moving northeast at 55 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, bath around 450 am cdt. columbia and tacoma park around 500 am cdt. other locations in the path of this severe thunderstorm include putney and claremont. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
5/12/2022 6:40 PM CDT	Storm damage reported in brown county SD, 0.2 miles ESE of Groton, SD
5/12/2022 6:37 PM CDT	The severe thunderstorm warning for northwestern deuel, southwestern roberts, day, southeastern brown, northern hamlin, grant, northern clark, northeastern spink and codington counties will expire at 645 pm cdt, the storms which prompted the warning have moved out of the area. therefore, the warning will be allowed to expire. a tornado watch remains in effect until 1000 pm cdt for northeastern south dakota. remember, severe thunderstorm and tornado warnings remains in effect for portions of brown, day, grant, and roberts counties.
5/12/2022 6:08 PM CDT	At 608 pm cdt, severe thunderstorms capable of producing both tornadoes and extensive straight line wind damage were located near lily, or 14 miles southwest of webster, moving north at 40 mph (radar indicated rotation). Hazards include tornado. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. these dangerous storms will be near, butler around 615 pm cdt. Bristol around 625 pm cdt.
5/12/2022 5:51 PM CDT	At 548 pm cdt, severe thunderstorms were located along a line extending from near camrose colony to clark to near hayti, moving north at 50 mph. these are destructive storms for codington, clark, day, grant counties (trained weather spotters. 70 to 80 mph winds were reported near lake poinsett). Hazards include 80 mph wind gusts and quarter size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows, and vehicles. extensive tree damage and power outages are likely. severe thunderstorms will be near, garden city and hillcrest colony around 555 pm cdt. brentford and goose lake around 600 pm cdt. conde, bradley, pelican lake, lake kampeska, sandy shore rec area, memorial park camping site and crocker around 605 pm cdt. Other locations in the path of these severe thunderstorms include watertown, wallace, verdon, lily, swan lake, watertown city park, rauville, butler, dakota sioux casino, waverly, ferney, antelope lake, webster, groton, south shore, andover and rush lake.
5/7/2022 8:59 PM CDT	At 859 pm cdt, severe thunderstorms were located along a line extending from near claremont to 7 miles northeast of groton to near ferney, moving northeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to roofs, siding, and trees. Locations impacted include, claremont, pierpont, amherst, langford, andover and britton.
5/7/2022 8:44 PM CDT	At 843 pm cdt, severe thunderstorms were located along a line extending from near columbia to near groton to near brentford, moving northeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. severe thunderstorms will be near, groton and putney around 850 pm cdt. claremont around 900 pm cdt. Other locations in the path of these severe thunderstorms include ferney, pierpont, amherst, langford, andover and britton.
10/9/2021 4:57 PM CDT	At 445 pm cdt, a severe thunderstorm capable of producing a tornado was located over groton, moving northeast at 40 mph (radar indicated rotation). Hazards include tornado. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. this dangerous storm will be near, andover around 455 pm cdt. pierpont around 505 pm cdt. Other locations in the path of this tornadic thunderstorm include langford.
10/9/2021 4:33 PM CDT	At 432 pm cdt, a tornado producing storm was located near verdon, or 11 miles south of groton, moving northeast at 35 mph (radar confirmed tornado). Hazards include damaging tornado. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. this tornadic storm will be near, ferney around 440 pm cdt. Other locations in the path of this tornadic thunderstorm include groton and andover.
10/9/2021 4:33 PM CDT	At 433 pm cdt, severe thunderstorms were located along a line extending from near stratford to near crandall to near carpenter, moving east at 45 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs, siding, and trees. severe thunderstorms will be near, crandall around 440 pm cdt. crocker around 445 pm cdt. Other locations in the path of these severe thunderstorms include willow lake, bradley, butler, lily, andover, mayfield colony, swan lake, bristol, pierpont, wallace, vienna, naples, antelope lake, hazel, kellerton church and grass lake.
8/28/2021 4:59 AM CDT	At 459 am cdt, a severe thunderstorm was located over ferney, or 10 miles south of groton, moving east at 40 mph (trained weather spotters). Hazards include tennis ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. locations impacted include, groton, stratford, verdon and ferney. thunderstorm damage threat, considerable hail threat, observed max hail size, 2. 50 in wind threat, observed max wind gust, 60 mph.
8/28/2021 4:42 AM CDT	At 441 am cdt, a severe thunderstorm was located over stratford, or 11 miles southeast of aberdeen, moving east at 30 mph (trained weather spotters. at about 408 am cdt, tennis ball sized hail was reported 6 miles south and 3 miles west of mina). Hazards include tennis ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. locations impacted include, verdon and ferney. thunderstorm damage threat, considerable hail threat, observed max hail size, 2. 50 in wind threat, radar indicated max wind gust, 60 mph.
8/28/2021 4:12 AM CDT	At 411 am cdt, a severe thunderstorm was located near mina, or 14 miles southwest of aberdeen, moving east at 40 mph (radar indicated). Hazards include tennis ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, aberdeen and mansfield around 425 am cdt. warner around 430 am cdt. other locations in the path of this severe thunderstorm include stratford, verdon and ferney. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 2. 50 in wind threat, radar indicated max wind gust, 60 mph.
8/22/2021 5:59 PM CDT	At 558 pm cdt, a severe thunderstorm was located over tacoma park, or 9 miles northwest of groton, moving east at 45 mph. this is a destructive storm for portions of east central brown county (emergency management. at 545 pm, a 79 mph wind gust was reported 3 miles north of aberdeen). Hazards include 80 mph wind gusts and quarter size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows, and vehicles. extensive tree damage and power outages are likely. locations impacted include, claremont. thunderstorm damage threat, destructive hail threat, observed max hail size, 1. 00 in wind threat, observed max wind gust, 80 mph.
8/22/2021 5:40 PM CDT	At 539 pm cdt, a severe thunderstorm was located near aberdeen, moving east at 45 mph (trained weather spotters. at 530 pm cdt, a 74 mph wind gust was reported at mina lake). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. this severe thunderstorm will be near, aberdeen around 545 pm cdt. bath around 555 pm cdt. Other locations in the path of this severe thunderstorm include columbia, tacoma park, putney, groton and claremont.
8/7/2021 11:22 PM CDT	At 1122 pm cdt, a severe thunderstorm was located near ferney, or 7 miles southwest of groton, moving southeast at 20 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. locations impacted include, groton and ferney. hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 60 mph.
8/7/2021 11:01 PM CDT	At 1101 pm cdt, a severe thunderstorm was located near bath, or 7 miles southeast of aberdeen, moving southeast at 20 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. this severe thunderstorm will be near, stratford around 1110 pm cdt. other locations in the path of this severe thunderstorm include ferney. hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 60 mph.
6/11/2021 4:16 AM CDT	At 415 am cdt, severe thunderstorms were located along a line extending from near kidder to near frankfort, moving east at 60 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. severe thunderstorms will be near, veblen flats housing and hillhead around 430 am cdt. veblen around 435 am cdt. Other locations in the path of these severe thunderstorms include claire city, new effington, garden city, victor, long lake and medicine lake.
6/11/2021 4:12 AM CDT	At 411 am cdt, severe thunderstorms were located along a line extending from near kidder to near redfield, moving east at 45 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, britton and kidder.
6/11/2021 3:38 AM CDT	At 338 am cdt, severe thunderstorms were located along a line extending from 7 miles west of hecla to near rockham, moving east at 45 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. severe thunderstorms will be near, sand lake wildlife refuge around 345 am cdt. hecla around 350 am cdt. Other locations in the path of these severe thunderstorms include redfield, ashton, britton, frankfort and kidder.
5/24/2021 12:35 AM CDT	Mesonet station gots2 groton 9 nne (sd mesonet in brown county SD, 8.9 miles SSW of Groton, SD
5/24/2021 12:30 AM CDT	At 1228 am cdt, severe thunderstorms were located along a line extending from near frederick to near putney to near andover, moving northeast at 45 mph (trained weather spotters. at 1219 pm cdt, a 58 mph wind gust was reported 4 miles southwest of columbia). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. in addition, the wind gusts will lead to blowing dust and reduced visibilities. Locations impacted include, andover, claremont, langford, pierpont and amherst.
5/24/2021 12:11 AM CDT	At 1210 am cdt, severe thunderstorms were located along a line extending from near leola to near aberdeen to near stratford, moving northeast at 40 mph (trained weather spotters. at 1210 am cdt, a 58 mph wind gust was reported the aberdeen airport). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. severe thunderstorms will be near, bath and verdon around 1215 am cdt. ferney and tacoma park around 1220 am cdt. columbia, putney, forbes and elm lake around 1225 am cdt. groton around 1230 am cdt. Other locations in the path of these severe thunderstorms include andover, houghton, sand lake wildlife refuge, pierpont, claremont, amherst and langford.
7/5/2020 9:53 PM CDT	The severe thunderstorm warning for western day and southeastern brown counties will expire at 1000 pm cdt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire. however gusty winds around 50 mph are still possible with this thunderstorm. a severe thunderstorm watch remains in effect until 1100 pm cdt for northeastern south dakota.
7/5/2020 9:45 PM CDT	At 944 pm cdt, a severe thunderstorm was located near putney, or 9 miles northwest of groton, moving east at 20 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. this severe storm will be near, putney around 955 pm cdt. Groton around 1015 pm cdt.

7/5/2020 9:34 PM CDT	At 934 pm cdt, a severe thunderstorm was located near columbia, or 10 miles northeast of aberdeen, moving southeast at 25 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. this severe storm will be near, putney around 945 pm cdt. Groton around 1005 pm cdt.
7/5/2020 9:19 PM CDT	At 919 pm cdt, a severe thunderstorm was located near columbia, or 9 miles northeast of aberdeen, moving southeast at 30 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. this severe thunderstorm will be near, bath around 930 pm cdt. putney around 940 pm cdt. Groton around 950 pm cdt.
6/7/2020 9:34 PM CDT	At 933 pm cdt, severe thunderstorms were located along a line extending from near barnard to columbia to near bath, moving northeast at 60 mph (trained weather spotters. 60 to 70 mph wind was reported in warner with this storm, along with tree damage in aberdeen). Hazards include 70 mph wind gusts and penny size hail. Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings.
6/7/2020 9:29 PM CDT	At 929 pm cdt, a severe thunderstorm was located over columbia, or 9 miles northeast of aberdeen, moving northeast at 60 mph (trained weather spotters). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include, aberdeen, groton, bath, warner, columbia, westport, putney, stratford, barnard and richmond lake rec area.
6/7/2020 9:17 PM CDT	At 917 pm cdt, a severe thunderstorm was located over aberdeen, moving northeast at 60 mph (trained weather spotters. at 916 pm, 60 to 70 mph winds were reported by a spotter in warner). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include, aberdeen, groton, bath, warner, columbia, westport, putney, stratford, mansfield, barnard, mina, mina lake rec area and richmond lake rec area.
6/7/2020 9:06 PM CDT	At 905 pm cdt, a severe thunderstorm was located near north scatterwood lake, or 14 miles southwest of aberdeen, moving northeast at 60 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include, aberdeen, groton, bath, warner, columbia, westport, putney, stratford, mansfield, barnard, mina, mina lake rec area, north scatterwood lake and richmond lake rec area.
6/7/2020 8:52 PM CDT	At 852 pm cdt, a severe thunderstorm was located near cresbard, or 15 miles northeast of faulkton, moving northeast at 60 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings.
6/4/2020 7:30 PM CDT	At 730 pm cdt, severe thunderstorms were located along a line extending from pierpont to near verdon, moving east at 50 mph. these are very dangerous storms (radar indicated). Hazards include 90 mph wind gusts. You are in a life-threatening situation. flying debris may be deadly to those caught without shelter. mobile homes will be heavily damaged or destroyed. homes and businesses will have substantial roof and window damage. expect extensive tree damage and power outages. Locations impacted include, groton, bristol, roslyn, pierpont, andover, stratford, butler, lily and ferney.
6/4/2020 7:19 PM CDT	60 to 70 mph winds reporte in brown county SD, 0.2 miles ESE of Groton, SD
6/4/2020 7:19 PM CDT	Several power poles leaning or broken... and trees dow in brown county SD, 2 miles N of Groton, SD
6/4/2020 7:14 PM CDT	At 713 pm cdt, severe thunderstorms were located along a line extending from near groton to near stratford, moving east at 50 mph. these are very dangerous storms (radar indicated. at 7pm 80 mph winds were reported in aberdeen). Hazards include 80 mph wind gusts. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows, and vehicles. Extensive tree damage and power outages are likely.
7/19/2019 9:14 AM CDT	At 913 am cdt, a severe thunderstorm was located near langford, or 12 miles northeast of groton, moving east at 55 mph. downed tree branches and power lines have been reported (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include, webster, groton, bristol, langford, roslyn, pierpont, claremont, putney, andover and waubay lake.
7/19/2019 9:04 AM CDT	At 902 am cdt, a severe thunderstorm was located near groton, moving east at 45 mph. large branches, power lines, and billboards have been damaged. this is a very dangerous storm (radar indicated). Hazards include 80 mph wind gusts and quarter size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows, and vehicles. extensive tree damage and power outages are likely. Locations impacted include, webster, groton, bath, bristol, langford, roslyn, columbia, pierpont, claremont, putney, andover, ferney and waubay lake.
7/19/2019 8:48 AM CDT	At 848 am cdt, a severe thunderstorm was located over bath, or near aberdeen, moving east at 55 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings.
7/18/2019 1:13 AM CDT	The severe thunderstorm warning for southern brown county will expire at 115 am cdt, the storm which prompted the warning has moved out of the area. therefore, the warning will be allowed to expire. however gusty winds are still possible with this thunderstorm. to report severe weather, contact your nearest law enforcement agency. they will relay your report to the national weather service aberdeen.
7/18/2019 12:51 AM CDT	At 1251 am cdt, a severe thunderstorm was located over aberdeen, moving northeast at 55 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
6/27/2019 4:50 AM CDT	The severe thunderstorm warning for southeastern brown county will expire at 500 am cdt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire. however gusty winds are still possible with this thunderstorm. a severe thunderstorm watch remains in effect until 700 am cdt for northeastern south dakota.
6/27/2019 4:32 AM CDT	At 432 am cdt, a severe thunderstorm was located near bath, or 8 miles west of groton, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts. Expect possible damage to roofs, siding, and trees. Locations impacted include, aberdeen, groton, bath and putney.
6/27/2019 4:10 AM CDT	At 410 am cdt, a severe thunderstorm was located near aberdeen, moving northeast at 45 mph (radar indicated). Hazards include 60 mph wind gusts. expect possible damage to roofs, siding, and trees
6/6/2018 12:21 AM CDT	The national weather service in aberdeen has issued a * severe thunderstorm warning for. eastern edmunds county in north central south dakota. southern brown county in northeastern south dakota. northeastern faulk county in north central south dakota. Southeastern mcpherson county in north central south dakota.
5/28/2018 3:21 AM CDT	At 320 am cdt, a severe thunderstorm was located near andover, or near groton, moving northeast at 35 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
9/22/2017 1:09 AM CDT	At 109 am cdt, a severe thunderstorm was located near ferney, or 12 miles south of groton, moving north at 35 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, groton, pierpont, putney, andover, stratford, verdon and ferney.
9/22/2017 12:55 AM CDT	At 1255 am cdt, a severe thunderstorm was located near brentford, or 20 miles south of groton, moving northeast at 35 mph (radar indicated). Hazards include golf ball size hail. People and animals outdoors will be injured. Expect damage to roofs, siding, windows, and vehicles.
9/19/2017 8:55 PM CDT	The severe thunderstorm warning for northwestern day, southwestern marshall and southeastern brown counties will expire at 900 pm cdt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore the warning will be allowed to expire. a tornado watch remains in effect until midnight cdt for northeastern south dakota. remember, a severe thunderstorm warning still remains in effect for northeastern brown county and northwestern marshall county.
9/19/2017 8:43 PM CDT	At 842 pm cdt, a severe thunderstorm was located over groton, moving northeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe storm will be near, claremont around 900 pm cdt. A tornado watch remains in effect until midnight cdt for northeastern south dakota.

9/19/2017 8:23 PM CDT	The national weather service in aberdeen has issued a * severe thunderstorm warning for. northwestern day county in northeastern south dakota. southwestern marshall county in northeastern south dakota. southeastern brown county in northeastern south dakota. North central spink county in northeastern south dakota.
9/19/2017 7:59 PM CDT	At 759 pm cdt, a severe thunderstorm was located over stratford, or 11 miles southeast of aberdeen, moving northeast at 110 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. locations impacted include, groton, bath, mellette, northville, brentford and stratford. A tornado watch remains in effect until midnight cdt for northeastern south dakota.
9/19/2017 7:46 PM CDT	At 745 pm cdt, a severe thunderstorm was located near mellette, or 17 miles south of aberdeen, moving northeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
7/5/2017 9:21 PM CDT	At 921 pm cdt, severe thunderstorms were located along a line extending from sand lake wildlife refuge to near groton, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, groton, claremont, putney, sand lake wildlife refuge, amherst and houghton.
7/5/2017 9:01 PM CDT	At 901 pm cdt, severe thunderstorms were located along a line extending from near frederick to near putney, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
7/5/2017 7:11 PM CDT	At 710 pm cdt, a severe thunderstorm was located near groton, moving southeast at 30 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, groton, andover and ferney.
7/5/2017 6:57 PM CDT	At 656 pm cdt, a severe thunderstorm was located near bath, or 7 miles west of groton, moving east at 30 mph (trained weather spotters). Hazards include quarter size hail. damage to vehicles is expected
6/18/2017 7:21 PM CDT	At 720 pm cdt, a severe thunderstorm was located near sand lake wildlife refuge, or 18 miles north of groton, moving southeast at 30 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
6/13/2017 7:13 PM CDT	At 712 pm cdt, severe thunderstorms were located along a line extending from near columbia to near groton, moving northeast at 50 mph (trained weather spotters. at 703 pm cdt, one inch hail and a 48 mph wind gust was reported in aberdeen). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. locations impacted include, aberdeen, groton, bath, columbia, putney, houghton, sand lake wildlife refuge and richmond lake rec area. A tornado watch remains in effect until 1000 pm cdt for northeastern south dakota.
6/13/2017 6:59 PM CDT	At 659 pm cdt, severe thunderstorms were located along a line extending from near richmond lake rec area to near stratford, moving northeast at 45 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
6/13/2017 6:08 PM CDT	At 607 pm cdt, a confirmed tornado was located over groton, moving north at 40 mph (weather spotters confirmed tornado. a tornado was reported 1 mile south of groton at 607 pm cdt). Hazards include damaging tornado and golf ball size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. Tree damage is likely.
6/13/2017 6:02 PM CDT	At 602 pm cdt, a severe thunderstorm was located near bath, or near groton, moving northeast at 40 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. locations impacted include, groton, bath, pierpont and putney. A tornado watch remains in effect until 1000 pm cdt for northeastern south dakota.
6/13/2017 5:44 PM CDT	At 544 pm cdt, a severe thunderstorm was located over stratford, or 12 miles southeast of aberdeen, moving northeast at 40 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees.
5/28/2017 4:44 PM CDT	At 443 pm cdt, severe thunderstorms were located along a line extending from 7 miles east of putney to near mansfield, moving southeast at 60 mph (emergency management). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. Locations impacted include, aberdeen, groton, bath, warner, mellette, putney, andover, brentford, stratford, verdon, mansfield and ferney.
5/28/2017 4:26 PM CDT	At 426 pm cdt, severe thunderstorms were located along a line extending from 6 miles south of houghton to near mina, moving southeast at 60 mph (emergency management). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. severe thunderstorms will be near, putney around 430 pm cdt. warner and mansfield around 440 pm cdt. mellette around 445 pm cdt. Pierpont, andover and brentford around 450 pm cdt.
8/10/2016 10:42 PM CDT	At 1042 pm cdt, a severe thunderstorm was located near bristol, or 13 miles west of webster, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs. siding. and trees. This severe storm will be near, bristol around 1045 pm cdt.
8/10/2016 10:14 PM CDT	At 1014 pm cdt, a severe thunderstorm was located near bath, or near groton, moving east at 55 mph (radar indicated). Hazards include 70 mph wind gusts and penny size hail. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. this severe thunderstorm will be near, groton and ferney around 1020 pm cdt. andover around 1030 pm cdt. pierpont around 1035 pm cdt. Bristol around 1040 pm cdt.
8/10/2016 2:43 AM CDT	The severe thunderstorm warning for southeastern edmunds and southern brown counties will expire at 245 am cdt, the storm which prompted the warning has moved out of the area. therefore, the warning will be allowed to expire. however gusty winds are still possible with this thunderstorm. a severe thunderstorm watch remains in effect until 600 am cdt for north central and northeastern south dakota.
8/10/2016 2:36 AM CDT	At 235 am cdt, severe thunderstorms were located along a line extending from near rutland to near fort sisseton state park to near brentford, moving east at 60 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. a brief tornado on the leading edge of the line of storms is possible in the hillhead roy lake area. these severe storms will be near, cattail lake, fort sisseton state park, roy lake rec area and opitz lake around 240 am cdt. eden and lake city around 245 am cdt. clear lake rec area, buffalo lakes, red iron housing, piyas lake and sica hollow state park around 250 am cdt. long hollow housing around 255 am cdt. Sisseton, butler, lily and agency village around 300 am cdt.
8/10/2016 2:18 AM CDT	At 218 am cdt, severe thunderstorms were located along a line extending from 7 miles east of ludden to near claremont to 6 miles east of mansfield, moving east at 50 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. severe thunderstorms will be near, amherst around 225 am cdt. langford around 230 am cdt. verdon and ferney around 235 am cdt. fort sisseton state park around 245 am cdt. eden, cattail lake, opitz lake and roy lake rec area around 250 am cdt. bristol, lake city, clear lake rec area and red iron housing around 255 am cdt. butler, lily, buffalo lakes, piyas lake and sica hollow state park around 300 am cdt. Long hollow housing around 305 am cdt.
8/10/2016 2:08 AM CDT	At 208 am cdt, a severe thunderstorm was located over columbia, or 15 miles northeast of aberdeen, moving east at 35 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. this severe storm will be near, putney around 215 am cdt. Claremont around 230 am cdt.
8/10/2016 2:05 AM CDT	At 205 am cdt, a severe thunderstorm was located near cravens corner, or 8 miles east of ipswich, moving east at 50 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. this severe thunderstorm will be near, mina around 210 am cdt. mina lake rec area around 215 am cdt. warner around 225 am cdt. aberdeen around 230 am cdt. stratford around 240 am cdt. Groton and ferney around 245 am cdt.
8/10/2016 1:34 AM CDT	At 134 am cdt, a severe thunderstorm was located over grassland colony, or 20 miles northeast of ipswich, moving east at 55 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, westport and barnard around 150 am cdt. columbia around 200 am cdt. putney around 205 am cdt. Claremont around 210 am cdt.
8/1/2016 11:32 PM CDT	At 1132 pm cdt, a severe thunderstorm was located over andover, or 9 miles east of groton, moving southeast at 30 mph. this is a very dangerous storm (radar indicated). Hazards include 80 mph wind gusts and baseball size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows, and vehicles. extensive tree damage and power outages are likely. this severe storm will be near, pierpont around 1135 pm cdt. bristol around 1150 pm cdt. butler around 1205 am cdt. Webster around 1210 am cdt.
8/1/2016 11:27 PM CDT	At 1127 pm cdt, a severe thunderstorm was located near andover, or 7 miles east of groton, moving southeast at 30 mph. this is a very dangerous storm (radar indicated). Hazards include baseball size hail and 60 mph wind gusts. People and animals outdoors will be severely injured. expect shattered windows, extensive damage to roofs, siding, and vehicles. this severe storm will be near, pierpont and andover around 1135 pm cdt. bristol around 1155 pm cdt. butler around 1205 am cdt. Webster around 1210 am cdt.

8/1/2016 11:20 PM CDT	At 1120 pm cdt, a severe thunderstorm was located near groton, moving southeast at 30 mph (radar indicated). Hazards include two inch hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, pierpont and andover around 1135 pm cdt. bristol around 1150 pm cdt. butler around 1205 am cdt. Webster around 1210 am cdt.
8/1/2016 11:13 PM CDT	At 1112 pm cdt, a severe thunderstorm was located near groton, moving southeast at 25 mph (law enforcement). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. This severe storm will be near, andover around 1135 pm cdt.
8/1/2016 11:05 PM CDT	Quarter sized hail reported 4.2 miles S of Groton, SD, quarter size hail and torrential rain.
8/1/2016 11:03 PM CDT	. in brown county SD, 7 miles S of Groton, SD
8/1/2016 11:03 PM CDT	Quarter sized hail reported 7 miles S of Groton, SD, .
8/1/2016 10:57 PM CDT	At 1056 pm cdt, a severe thunderstorm was located near bath, or 8 miles northwest of groton, moving southeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, groton around 1110 pm cdt. ferney around 1120 pm cdt. Andover around 1125 pm cdt.
7/17/2016 12:05 AM CDT	At 1204 am cdt, a severe thunderstorm was located over putney, or 9 miles northwest of groton, moving east at 30 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. This severe thunderstorm will remain over mainly rural areas of brown county.
7/16/2016 11:31 PM CDT	At 1130 pm cdt, a severe thunderstorm was located near richmond lake rec area, or 8 miles west of aberdeen, moving east at 50 mph (trained weather spotters). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. this severe storm will be near, aberdeen around 1140 pm cdt. bath and columbia around 1150 pm cdt. putney around 1200 am cdt. Groton around 1205 am cdt.
7/16/2016 11:09 PM CDT	At 1109 pm cdt, a severe thunderstorm was located over ipswich, moving east at 50 mph (emergency management). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. this severe thunderstorm will be near, deerfield colony around 1115 pm cdt. mina lake rec area and mina around 1125 pm cdt. richmond lake rec area around 1130 pm cdt. aberdeen around 1140 pm cdt. bath and columbia around 1150 pm cdt. putney around 1200 am cdt. Groton around 1205 am cdt.
7/16/2016 4:00 PM CDT	Some of the corn crop is twisted... torn and bent ove in brown county SD, 7.1 miles NNW of Groton, SD
7/16/2016 3:37 PM CDT	At 336 pm cdt, a severe thunderstorm was located near bath, or near aberdeen, moving east at 55 mph (nws employees). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. this severe storm will be near, groton and ferney around 350 pm cdt. andover around 400 pm cdt. Pierpont around 405 pm cdt.
7/16/2016 3:34 PM CDT	At 334 pm cdt, a severe thunderstorm was located near aberdeen, moving east at 55 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. siding. and trees. this severe thunderstorm will be near, bath around 340 pm cdt. groton and ferney around 350 pm cdt. andover around 400 pm cdt. Pierpont around 405 pm cdt.
6/22/2016 3:26 AM CDT	At 325 am cdt, severe thunderstorms were located along a line extending from claremont to near putney to near bath, moving southeast at 65 mph (radar indicated). Hazards include 70 mph wind gusts and penny size hail. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. these severe storms will be near, groton around 330 am cdt. langford and ferney around 335 am cdt. pierpont and andover around 340 am cdt. Bristol around 345 am cdt.
6/22/2016 3:13 AM CDT	At 311 am cdt, severe thunderstorms were located along a line extending from near houghton to columbia to near westport, moving southeast at 65 mph (radar indicated. at 305 am cdt...a 65 mph wind gust was reported 7 miles north of frederick). Hazards include 70 mph wind gusts and penny size hail. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. severe thunderstorms will be near, bath and putney around 320 am cdt. claremont and amherst around 325 am cdt. groton around 330 am cdt. langford, andover and ferney around 335 am cdt. pierpont around 340 am cdt. Bristol around 345 am cdt.
8/6/2015 1:55 AM CDT	At 154 am cdt, a severe thunderstorm was located near putney, or 12 miles north of groton, moving east at 15 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding and trees. this severe storm will be near, putney around 205 am cdt. Claremont around 230 am cdt.
8/6/2015 1:30 AM CDT	At 130 am cdt, a severe thunderstorm was located over columbia, or 13 miles northeast of aberdeen, moving east at 20 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows and vehicles. expect wind damage to roofs, siding and trees. this severe thunderstorm will be near, putney around 145 am cdt. Claremont around 200 am cdt.
7/28/2015 1:35 AM CDT	At 135 am cdt, a severe thunderstorm was located near columbia, or 13 miles northwest of groton, moving northeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. siding and trees. This severe storm will be near, claremont around 150 am cdt.
7/28/2015 1:00 AM CDT	At 100 am cdt, a severe thunderstorm was located near mina lake rec area, or 9 miles west of aberdeen, moving northeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. siding and trees. this severe thunderstorm will be near, richmond lake rec area around 105 am cdt. aberdeen around 110 am cdt. westport around 120 am cdt. bath around 125 am cdt. columbia around 130 am cdt. putney around 135 am cdt. Claremont around 150 am cdt.
7/17/2015 7:02 PM CDT	At 702 pm cdt, severe thunderstorms were located along a line extending from 6 miles east of kidder to near fort sisseton state park to lily, moving east at 50 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs and outbuildings. severe thunderstorms will be near, fort sisseton state park and cattail lake around 705 pm cdt. eden, lake city, opitz lake and roy lake rec area around 710 pm cdt. hillhead, clear lake rec area and red iron housing around 715 pm cdt. veblen, veblen flats housing, piyas lake and buffalo lakes around 720 pm cdt. Long hollow housing around 725 pm cdt.
7/17/2015 6:50 PM CDT	At 649 pm cdt, severe thunderstorms were located along a line extending from near kidder to 6 miles northeast of langford to near pierpont, moving east at 50 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs and outbuildings. These severe thunderstorms will remain over mainly rural areas of northeastern brown, northwestern day and western marshall counties.
7/17/2015 6:48 PM CDT	Half Dollar sized hail reported 6.2 miles N of Groton, SD
7/17/2015 6:25 PM CDT	Golf Ball sized hail reported 11.7 miles ENE of Groton, SD
7/17/2015 6:24 PM CDT	At 624 pm cdt, a severe thunderstorm was located near columbia, or 15 miles north of groton, moving east at 35 mph (emergency management). Hazards include 70 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs and outbuildings. this severe thunderstorm will be near, claremont around 640 pm cdt. amherst around 650 pm cdt. Langford around 655 pm cdt.
7/17/2015 6:02 PM CDT	At 601 pm cdt, a severe thunderstorm was located 4 miles north of aberdeen, moving southeast at 45 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. siding and trees. this severe thunderstorm will be near, bath around 615 pm cdt. putney around 620 pm cdt. Groton and ferney around 630 pm cdt.
7/16/2015 4:01 PM CDT	At 400 pm cdt, a severe thunderstorm was located near amherst, or 13 miles west of britton, moving southeast at 25 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding and trees. this severe storm will be near, amherst around 410 pm cdt. Langford around 415 pm cdt.

7/16/2015 3:33 PM CDT	At 331 pm cdt, a severe thunderstorm was located near sand lake wildlife refuge, or 19 miles north of groton, moving southeast at 35 mph (radar indicated. also...at 320 pm cdt...60 mph thunderstorm wind gusts were reported five miles east of frederick). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding and trees. this severe storm will be near, claremont around 350 pm cdt. amherst around 355 pm cdt. Langford around 410 pm cdt.
7/16/2015 3:14 PM CDT	At 314 pm cdt, a severe thunderstorm was located near barnard, or 16 miles south of ellendale, moving southeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding and trees. this severe thunderstorm will be near, sand lake wildlife refuge around 325 pm cdt. columbia and houghton around 330 pm cdt. claremont around 350 pm cdt. Langford around 410 pm cdt.
6/22/2015 1:10 AM CDT	Quarter sized hail reported 7.1 miles NNW of Groton, SD
6/22/2015 12:52 AM CDT	The severe thunderstorm warning for southeastern brown county will expire at 100 am cdt, the storm which prompted the warning has moved out of the area. therefore the warning will be allowed to expire. a severe thunderstorm watch remains in effect until 500 am cdt for northeastern south dakota. to report severe weather, contact your nearest law enforcement agency. they will relay your report to the national weather service aberdeen.
6/22/2015 12:37 AM CDT	At 1237 am cdt, a severe thunderstorm was located near groton, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding and trees. this severe thunderstorm will be near, andover around 1250 am cdt. bristol around 100 am cdt. butler around 110 am cdt. Webster around 115 am cdt.
6/22/2015 12:27 AM CDT	At 1227 am cdt, a severe thunderstorm was located near groton, moving east at 30 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows and vehicles. expect wind damage to roofs, siding and trees. This severe storm will be near, groton around 1240 am cdt.
6/22/2015 12:13 AM CDT	At 1212 am cdt, a severe thunderstorm was located over aberdeen, moving southeast at 25 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding and trees. this severe thunderstorm will be near, bath around 1230 am cdt. Stratford around 1245 am cdt.
6/18/2014 9:24 PM CDT	60 to 70 mph win in brown county SD, 0.2 miles ESE of Groton, SD
9/18/2013 7:45 PM CDT	Golf Ball sized hail reported 8.1 miles SSW of Groton, SD, golfball hail found along the side of the road
7/9/2013 7:34 PM CDT	Ping Pong Ball sized hail reported 1.4 miles S of Groton, SD, brown co em
7/9/2013 7:32 PM CDT	Golf Ball sized hail reported 0.2 miles ESE of Groton, SD, brown county em
7/9/2013 7:23 PM CDT	Quarter sized hail reported 6.2 miles S of Groton, SD, groton fire dept quarter hail.
6/17/2012 6:15 PM CDT	Quarter sized hail reported 4.9 miles S of Groton, SD
6/1/2012 6:15 PM CDT	Quarter sized hail reported 7.8 miles NE of Groton, SD

9/29/2023 7:07 AM CDT

At 707 am cdt, a severe thunderstorm was located 7 miles west of pierpont, or 7 miles northeast of groton, moving northeast at 45 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. this severe storm will be near, langford around 715 am cdt. hail threat, radar indicated max hail size, 1. 50 in wind threat, radar indicated max wind gust, <50 mph.

9/29/2023 6:55 AM CDT

At 655 am cdt, a severe thunderstorm was located over groton, moving northeast at 45 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, groton around 700 am cdt. langford around 715 am cdt. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 75 in wind threat, radar indicated max wind gust, 60 mph.

9/29/2023 6:48 AM CDT

At 648 am cdt, a severe thunderstorm was located near bath, or 7 miles west of groton, moving northeast at 50 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. locations impacted include, aberdeen, groton, bath, putney, stratford, and tacoma park. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 75 in wind threat, radar indicated max wind gust, 60 mph.

9/29/2023 6:41 AM CDT

At 640 am cdt, a severe thunderstorm was located near stratford, or 7 miles east of warner, moving northeast at 45 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. locations impacted include, groton. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 75 in wind threat, radar indicated max wind gust, 60 mph.

9/29/2023 6:29 AM CDT

At 629 am cdt, a severe thunderstorm was located over warner, moving northeast at 50 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. locations impacted include, bath and groton. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 75 in wind threat, radar indicated max wind gust, 60 mph.

9/29/2023 6:23 AM CDT

At 623 am cdt, a severe thunderstorm was located over mansfield, or near warner, moving northeast at 50 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, warner around 630 am cdt. other locations in the path of this severe thunderstorm include groton. hail threat, radar indicated max hail size, 1. 50 in wind threat, radar indicated max wind gust, 60 mph.

8/18/2022 5:23 PM CDT

The severe thunderstorm warning for southeastern brown county will expire at 530 pm cdt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire. however small hail and gusty winds are still possible with this thunderstorm.

8/18/2022 5:17 PM CDT

At 516 pm cdt, a severe thunderstorm was located over groton, moving south at 30 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will remain over mainly rural areas of southeastern brown county. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.

8/18/2022 5:07 PM CDT

At 506 pm cdt, a severe thunderstorm was located near tacoma park, or near groton, moving south at 30 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe storm will be near, groton around 515 pm cdt. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.

8/18/2022 4:56 PM CDT

At 455 pm cdt, a severe thunderstorm was located near columbia, or 12 miles northwest of groton, moving south at 30 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, tacoma park around 500 pm cdt. putney around 505 pm cdt. other locations in the path of this severe thunderstorm include groton. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.

8/5/2022 7:54 PM CDT

At 754 pm cdt, a severe thunderstorm was located near langford, moving northeast at 40 mph (emergency management). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. This severe thunderstorm will remain over mainly rural areas of northwestern day, southwestern marshall and southeastern brown counties.

8/5/2022 7:34 PM CDT

At 733 pm cdt, a severe thunderstorm was located over groton, moving northeast at 30 mph (emergency management. at 733 pm half dollar sized hail was reported in groton). Hazards include two inch hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. this severe storm will be near, andover around 745 pm cdt. other locations in the path of this severe thunderstorm include pierpont and langford. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 2. 00 in wind threat, radar indicated max wind gust, 60 mph.

8/5/2022 7:27 PM CDT

At 727 pm cdt, a severe thunderstorm was located over groton, moving northeast at 30 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, andover around 745 pm cdt. other locations in the path of this severe thunderstorm include pierpont and langford. hail threat, radar indicated max hail size, 1. 50 in wind threat, radar indicated max wind gust, 60 mph.

7/23/2022 7:20 AM CDT

At 719 am cdt, a severe thunderstorm was located near ferney, or 11 miles south of groton, moving east at 60 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs, siding, and trees. this severe thunderstorm will be near, bristol around 730 am cdt. butler and lily around 735 am cdt. other locations in the path of this severe thunderstorm include webster, antelope lake, rush lake, waubay, bitter lake and blue dog lake. hail threat, radar indicated max hail size, 0. 75 in wind threat, radar indicated max wind gust, 60 mph.

7/23/2022 7:04 AM CDT

At 703 am cdt, a severe thunderstorm was located near aberdeen, moving east at 50 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. locations impacted include, groton and ferney. hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, 60 mph.

7/23/2022 6:38 AM CDT

At 638 am cdt, a severe thunderstorm was located near long lake colony, or 12 miles northeast of ipswich, moving east at 50 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, richmond lake rec area around 650 am cdt. aberdeen around 655 am cdt. other locations in the path of this severe thunderstorm include bath, columbia, tacoma park, putney and groton. hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, 60 mph.

7/23/2022 5:33 AM CDT

At 533 am cdt, a severe thunderstorm was located near stratford, or 11 miles southeast of aberdeen, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. locations impacted include, verdon and ferney. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.

7/23/2022 5:20 AM CDT

At 520 am cdt, a severe thunderstorm was located over warner, or 11 miles south of aberdeen, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, stratford around 540 am cdt. other locations in the path of this severe thunderstorm include verdon and ferney. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.

7/4/2022 12:54 AM CDT

At 1254 am cdt, severe thunderstorms were located along a line extending from near groton to near camrose colony, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. severe thunderstorms will be near, andover around 105 am cdt. other locations in the path of these severe thunderstorms include raymond, bristol, butler, clark and webster. hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 60 mph.

7/4/2022 12:26 AM CDT

At 1226 am cdt, a severe thunderstorm was located near stratford, or 10 miles southeast of aberdeen, moving east at 15 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees

6/20/2022 9:48 PM CDT

At 948 pm cdt, a severe thunderstorm was located near putney, or 9 miles north of groton, moving northeast at 55 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. this severe thunderstorm will be near, claremont around 955 pm cdt. amherst around 1005 pm cdt. other locations in the path of this severe thunderstorm include britton and kidder. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 70 mph.

6/14/2022 4:43 AM CDT

At 443 am cdt, a severe thunderstorm was located over aberdeen, moving northeast at 55 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, bath around 450 am cdt. columbia and tacoma park around 500 am cdt. other locations in the path of this severe thunderstorm include putney and claremont. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.

5/12/2022 6:37 PM CDT

The severe thunderstorm warning for northwestern deuel, southwestern roberts, day, southeastern brown, northern hamlin, grant, northern clark, northeastern spink and codington counties will expire at 645 pm cdt, the storms which prompted the warning have moved out of the area. therefore, the warning will be allowed to expire. a tornado watch remains in effect until 1000 pm cdt for northeastern south dakota. remember, severe thunderstorm and tornado warnings remains in effect for portions of brown, day, grant, and roberts counties.

5/12/2022 6:08 PM CDT

At 608 pm cdt, severe thunderstorms capable of producing both tornadoes and extensive straight line wind damage were located near lily, or 14 miles southwest of webster, moving north at 40 mph (radar indicated rotation). Hazards include tornado. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. these dangerous storms will be near, butler around 615 pm cdt. Bristol around 625 pm cdt.

5/12/2022 5:51 PM CDT

At 548 pm cdt, severe thunderstorms were located along a line extending from near camrose colony to clark to near hayti, moving north at 50 mph. these are destructive storms for codington, clark, day, grant counties (trained weather spotters. 70 to 80 mph winds were reported near lake poinsett). Hazards include 80 mph wind gusts and quarter size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows, and vehicles. extensive tree damage and power outages are likely. severe thunderstorms will be near, garden city and hillcrest colony around 555 pm cdt. brentford and goose lake around 600 pm cdt. conde, bradley, pelican lake, lake kampeska, sandy shore rec area, memorial park camping site and crocker around 605 pm cdt. Other locations in the path of these severe thunderstorms include watertown, wallace, verdon, lily, swan lake, watertown city park, rauville, butler, dakota sioux casino, waverly, ferney, antelope lake, webster, groton, south shore, andover and rush lake.

5/7/2022 8:59 PM CDT

At 859 pm cdt, severe thunderstorms were located along a line extending from near claremont to 7 miles northeast of groton to near ferney, moving northeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to roofs, siding, and trees. Locations impacted include, claremont, pierpont, amherst, langford, andover and britton.

5/7/2022 8:44 PM CDT

At 843 pm cdt, severe thunderstorms were located along a line extending from near columbia to near groton to near brentford, moving northeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. severe thunderstorms will be near, groton and putney around 850 pm cdt. claremont around 900 pm cdt. Other locations in the path of these severe thunderstorms include ferney, pierpont, amherst, langford, andover and britton.

10/9/2021 4:57 PM CDT

At 445 pm cdt, a severe thunderstorm capable of producing a tornado was located over groton, moving northeast at 40 mph (radar indicated rotation). Hazards include tornado. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. this dangerous storm will be near, andover around 455 pm cdt. pierpont around 505 pm cdt. Other locations in the path of this tornadic thunderstorm include langford.

10/9/2021 4:33 PM CDT

At 432 pm cdt, a tornado producing storm was located near verdon, or 11 miles south of groton, moving northeast at 35 mph (radar confirmed tornado). Hazards include damaging tornado. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. this tornadic storm will be near, ferney around 440 pm cdt. Other locations in the path of this tornadic thunderstorm include groton and andover.

10/9/2021 4:33 PM CDT

At 433 pm cdt, severe thunderstorms were located along a line extending from near stratford to near crandall to near carpenter, moving east at 45 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs, siding, and trees. severe thunderstorms will be near, crandall around 440 pm cdt. crocker around 445 pm cdt. Other locations in the path of these severe thunderstorms include willow lake, bradley, butler, lily, andover, mayfield colony, swan lake, bristol, pierpont, wallace, vienna, naples, antelope lake, hazel, kellerton church and grass lake.

8/28/2021 4:59 AM CDT

At 459 am cdt, a severe thunderstorm was located over ferney, or 10 miles south of groton, moving east at 40 mph (trained weather spotters). Hazards include tennis ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. locations impacted include, groton, stratford, verdon and ferney. thunderstorm damage threat, considerable hail threat, observed max hail size, 2. 50 in wind threat, observed max wind gust, 60 mph.

8/28/2021 4:42 AM CDT

At 441 am cdt, a severe thunderstorm was located over stratford, or 11 miles southeast of aberdeen, moving east at 30 mph (trained weather spotters. at about 408 am cdt, tennis ball sized hail was reported 6 miles south and 3 miles west of mina). Hazards include tennis ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. locations impacted include, verdon and ferney. thunderstorm damage threat, considerable hail threat, observed max hail size, 2. 50 in wind threat, radar indicated max wind gust, 60 mph.

8/28/2021 4:12 AM CDT

At 411 am cdt, a severe thunderstorm was located near mina, or 14 miles southwest of aberdeen, moving east at 40 mph (radar indicated). Hazards include tennis ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, aberdeen and mansfield around 425 am cdt. warner around 430 am cdt. other locations in the path of this severe thunderstorm include stratford, verdon and ferney. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 2. 50 in wind threat, radar indicated max wind gust, 60 mph.

8/22/2021 5:59 PM CDT

At 558 pm cdt, a severe thunderstorm was located over tacoma park, or 9 miles northwest of groton, moving east at 45 mph. this is a destructive storm for portions of east central brown county (emergency management. at 545 pm, a 79 mph wind gust was reported 3 miles north of aberdeen). Hazards include 80 mph wind gusts and quarter size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows, and vehicles. extensive tree damage and power outages are likely. locations impacted include, claremont. thunderstorm damage threat, destructive hail threat, observed max hail size, 1. 00 in wind threat, observed max wind gust, 80 mph.

8/22/2021 5:40 PM CDT

At 539 pm cdt, a severe thunderstorm was located near aberdeen, moving east at 45 mph (trained weather spotters. at 530 pm cdt, a 74 mph wind gust was reported at mina lake). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. this severe thunderstorm will be near, aberdeen around 545 pm cdt. bath around 555 pm cdt. Other locations in the path of this severe thunderstorm include columbia, tacoma park, putney, groton and claremont.

8/7/2021 11:22 PM CDT

At 1122 pm cdt, a severe thunderstorm was located near ferney, or 7 miles southwest of groton, moving southeast at 20 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. locations impacted include, groton and ferney. hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 60 mph.

8/7/2021 11:01 PM CDT

At 1101 pm cdt, a severe thunderstorm was located near bath, or 7 miles southeast of aberdeen, moving southeast at 20 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. this severe thunderstorm will be near, stratford around 1110 pm cdt. other locations in the path of this severe thunderstorm include ferney. hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 60 mph.

6/11/2021 4:16 AM CDT

At 415 am cdt, severe thunderstorms were located along a line extending from near kidder to near frankfort, moving east at 60 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. severe thunderstorms will be near, veblen flats housing and hillhead around 430 am cdt. veblen around 435 am cdt. Other locations in the path of these severe thunderstorms include claire city, new effington, garden city, victor, long lake and medicine lake.

6/11/2021 4:12 AM CDT

At 411 am cdt, severe thunderstorms were located along a line extending from near kidder to near redfield, moving east at 45 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, britton and kidder.

6/11/2021 3:38 AM CDT

At 338 am cdt, severe thunderstorms were located along a line extending from 7 miles west of hecla to near rockham, moving east at 45 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. severe thunderstorms will be near, sand lake wildlife refuge around 345 am cdt. hecla around 350 am cdt. Other locations in the path of these severe thunderstorms include redfield, ashton, britton, frankfort and kidder.

5/24/2021 12:30 AM CDT

At 1228 am cdt, severe thunderstorms were located along a line extending from near frederick to near putney to near andover, moving northeast at 45 mph (trained weather spotters. at 1219 pm cdt, a 58 mph wind gust was reported 4 miles southwest of columbia). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. in addition, the wind gusts will lead to blowing dust and reduced visibilities. Locations impacted include, andover, claremont, langford, pierpont and amherst.

5/24/2021 12:11 AM CDT

At 1210 am cdt, severe thunderstorms were located along a line extending from near leola to near aberdeen to near stratford, moving northeast at 40 mph (trained weather spotters. at 1210 am cdt, a 58 mph wind gust was reported the aberdeen airport). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. severe thunderstorms will be near, bath and verdon around 1215 am cdt. ferney and tacoma park around 1220 am cdt. columbia, putney, forbes and elm lake around 1225 am cdt. groton around 1230 am cdt. Other locations in the path of these severe thunderstorms include andover, houghton, sand lake wildlife refuge, pierpont, claremont, amherst and langford.

7/5/2020 9:53 PM CDT

The severe thunderstorm warning for western day and southeastern brown counties will expire at 1000 pm cdt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire. however gusty winds around 50 mph are still possible with this thunderstorm. a severe thunderstorm watch remains in effect until 1100 pm cdt for northeastern south dakota.

7/5/2020 9:45 PM CDT

At 944 pm cdt, a severe thunderstorm was located near putney, or 9 miles northwest of groton, moving east at 20 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. this severe storm will be near, putney around 955 pm cdt. Groton around 1015 pm cdt.

7/5/2020 9:34 PM CDT

At 934 pm cdt, a severe thunderstorm was located near columbia, or 10 miles northeast of aberdeen, moving southeast at 25 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. this severe storm will be near, putney around 945 pm cdt. Groton around 1005 pm cdt.

7/5/2020 9:19 PM CDT

At 919 pm cdt, a severe thunderstorm was located near columbia, or 9 miles northeast of aberdeen, moving southeast at 30 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. this severe thunderstorm will be near, bath around 930 pm cdt. putney around 940 pm cdt. Groton around 950 pm cdt.

6/7/2020 9:34 PM CDT

At 933 pm cdt, severe thunderstorms were located along a line extending from near barnard to columbia to near bath, moving northeast at 60 mph (trained weather spotters. 60 to 70 mph wind was reported in warner with this storm, along with tree damage in aberdeen). Hazards include 70 mph wind gusts and penny size hail. Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings.

6/7/2020 9:29 PM CDT

At 929 pm cdt, a severe thunderstorm was located over columbia, or 9 miles northeast of aberdeen, moving northeast at 60 mph (trained weather spotters). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include, aberdeen, groton, bath, warner, columbia, westport, putney, stratford, barnard and richmond lake rec area.

6/7/2020 9:17 PM CDT

At 917 pm cdt, a severe thunderstorm was located over aberdeen, moving northeast at 60 mph (trained weather spotters. at 916 pm, 60 to 70 mph winds were reported by a spotter in warner). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include, aberdeen, groton, bath, warner, columbia, westport, putney, stratford, mansfield, barnard, mina, mina lake rec area and richmond lake rec area.

6/7/2020 9:06 PM CDT

At 905 pm cdt, a severe thunderstorm was located near north scatterwood lake, or 14 miles southwest of aberdeen, moving northeast at 60 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include, aberdeen, groton, bath, warner, columbia, westport, putney, stratford, mansfield, barnard, mina, mina lake rec area, north scatterwood lake and richmond lake rec area.

6/7/2020 8:52 PM CDT

At 852 pm cdt, a severe thunderstorm was located near cresbard, or 15 miles northeast of faulkton, moving northeast at 60 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings.

6/4/2020 7:30 PM CDT

At 730 pm cdt, severe thunderstorms were located along a line extending from pierpont to near verdon, moving east at 50 mph. these are very dangerous storms (radar indicated). Hazards include 90 mph wind gusts. You are in a life-threatening situation. flying debris may be deadly to those caught without shelter. mobile homes will be heavily damaged or destroyed. homes and businesses will have substantial roof and window damage. expect extensive tree damage and power outages. Locations impacted include, groton, bristol, roslyn, pierpont, andover, stratford, butler, lily and ferney.

6/4/2020 7:14 PM CDT

At 713 pm cdt, severe thunderstorms were located along a line extending from near groton to near stratford, moving east at 50 mph. these are very dangerous storms (radar indicated. at 7pm 80 mph winds were reported in aberdeen). Hazards include 80 mph wind gusts. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows, and vehicles. Extensive tree damage and power outages are likely.

7/19/2019 9:14 AM CDT

At 913 am cdt, a severe thunderstorm was located near langford, or 12 miles northeast of groton, moving east at 55 mph. downed tree branches and power lines have been reported (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include, webster, groton, bristol, langford, roslyn, pierpont, claremont, putney, andover and waubay lake.

7/19/2019 9:04 AM CDT

At 902 am cdt, a severe thunderstorm was located near groton, moving east at 45 mph. large branches, power lines, and billboards have been damaged. this is a very dangerous storm (radar indicated). Hazards include 80 mph wind gusts and quarter size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows, and vehicles. extensive tree damage and power outages are likely. Locations impacted include, webster, groton, bath, bristol, langford, roslyn, columbia, pierpont, claremont, putney, andover, ferney and waubay lake.

7/19/2019 8:48 AM CDT

At 848 am cdt, a severe thunderstorm was located over bath, or near aberdeen, moving east at 55 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings.

7/18/2019 1:13 AM CDT

The severe thunderstorm warning for southern brown county will expire at 115 am cdt, the storm which prompted the warning has moved out of the area. therefore, the warning will be allowed to expire. however gusty winds are still possible with this thunderstorm. to report severe weather, contact your nearest law enforcement agency. they will relay your report to the national weather service aberdeen.

7/18/2019 12:51 AM CDT

At 1251 am cdt, a severe thunderstorm was located over aberdeen, moving northeast at 55 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees

6/27/2019 4:50 AM CDT

The severe thunderstorm warning for southeastern brown county will expire at 500 am cdt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire. however gusty winds are still possible with this thunderstorm. a severe thunderstorm watch remains in effect until 700 am cdt for northeastern south dakota.

6/27/2019 4:32 AM CDT

At 432 am cdt, a severe thunderstorm was located near bath, or 8 miles west of groton, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts. Expect possible damage to roofs, siding, and trees. Locations impacted include, aberdeen, groton, bath and putney.

6/27/2019 4:10 AM CDT

At 410 am cdt, a severe thunderstorm was located near aberdeen, moving northeast at 45 mph (radar indicated). Hazards include 60 mph wind gusts. expect possible damage to roofs, siding, and trees

6/6/2018 12:21 AM CDT

The national weather service in aberdeen has issued a * severe thunderstorm warning for. eastern edmunds county in north central south dakota. southern brown county in northeastern south dakota. northeastern faulk county in north central south dakota. Southeastern mcpherson county in north central south dakota.

5/28/2018 3:21 AM CDT

At 320 am cdt, a severe thunderstorm was located near andover, or near groton, moving northeast at 35 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected

9/22/2017 1:09 AM CDT

At 109 am cdt, a severe thunderstorm was located near ferney, or 12 miles south of groton, moving north at 35 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, groton, pierpont, putney, andover, stratford, verdon and ferney.

9/22/2017 12:55 AM CDT

At 1255 am cdt, a severe thunderstorm was located near brentford, or 20 miles south of groton, moving northeast at 35 mph (radar indicated). Hazards include golf ball size hail. People and animals outdoors will be injured. Expect damage to roofs, siding, windows, and vehicles.

9/19/2017 8:55 PM CDT

The severe thunderstorm warning for northwestern day, southwestern marshall and southeastern brown counties will expire at 900 pm cdt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore the warning will be allowed to expire. a tornado watch remains in effect until midnight cdt for northeastern south dakota. remember, a severe thunderstorm warning still remains in effect for northeastern brown county and northwestern marshall county.

9/19/2017 8:43 PM CDT

At 842 pm cdt, a severe thunderstorm was located over groton, moving northeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe storm will be near, claremont around 900 pm cdt. A tornado watch remains in effect until midnight cdt for northeastern south dakota.

9/19/2017 8:23 PM CDT

The national weather service in aberdeen has issued a * severe thunderstorm warning for. northwestern day county in northeastern south dakota. southwestern marshall county in northeastern south dakota. southeastern brown county in northeastern south dakota. North central spink county in northeastern south dakota.

9/19/2017 7:59 PM CDT

At 759 pm cdt, a severe thunderstorm was located over stratford, or 11 miles southeast of aberdeen, moving northeast at 110 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. locations impacted include, groton, bath, mellette, northville, brentford and stratford. A tornado watch remains in effect until midnight cdt for northeastern south dakota.

9/19/2017 7:46 PM CDT

At 745 pm cdt, a severe thunderstorm was located near mellette, or 17 miles south of aberdeen, moving northeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.

7/5/2017 9:21 PM CDT

At 921 pm cdt, severe thunderstorms were located along a line extending from sand lake wildlife refuge to near groton, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, groton, claremont, putney, sand lake wildlife refuge, amherst and houghton.

7/5/2017 9:01 PM CDT

At 901 pm cdt, severe thunderstorms were located along a line extending from near frederick to near putney, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.

7/5/2017 7:11 PM CDT

At 710 pm cdt, a severe thunderstorm was located near groton, moving southeast at 30 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, groton, andover and ferney.

7/5/2017 6:57 PM CDT

At 656 pm cdt, a severe thunderstorm was located near bath, or 7 miles west of groton, moving east at 30 mph (trained weather spotters). Hazards include quarter size hail. damage to vehicles is expected

6/18/2017 7:21 PM CDT

At 720 pm cdt, a severe thunderstorm was located near sand lake wildlife refuge, or 18 miles north of groton, moving southeast at 30 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected

6/13/2017 7:13 PM CDT

At 712 pm cdt, severe thunderstorms were located along a line extending from near columbia to near groton, moving northeast at 50 mph (trained weather spotters. at 703 pm cdt, one inch hail and a 48 mph wind gust was reported in aberdeen). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. locations impacted include, aberdeen, groton, bath, columbia, putney, houghton, sand lake wildlife refuge and richmond lake rec area. A tornado watch remains in effect until 1000 pm cdt for northeastern south dakota.

6/13/2017 6:59 PM CDT

At 659 pm cdt, severe thunderstorms were located along a line extending from near richmond lake rec area to near stratford, moving northeast at 45 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.

6/13/2017 6:08 PM CDT

At 607 pm cdt, a confirmed tornado was located over groton, moving north at 40 mph (weather spotters confirmed tornado. a tornado was reported 1 mile south of groton at 607 pm cdt). Hazards include damaging tornado and golf ball size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. Tree damage is likely.

6/13/2017 6:02 PM CDT

At 602 pm cdt, a severe thunderstorm was located near bath, or near groton, moving northeast at 40 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. locations impacted include, groton, bath, pierpont and putney. A tornado watch remains in effect until 1000 pm cdt for northeastern south dakota.

6/13/2017 5:44 PM CDT

At 544 pm cdt, a severe thunderstorm was located over stratford, or 12 miles southeast of aberdeen, moving northeast at 40 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees.

5/28/2017 4:44 PM CDT

At 443 pm cdt, severe thunderstorms were located along a line extending from 7 miles east of putney to near mansfield, moving southeast at 60 mph (emergency management). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. Locations impacted include, aberdeen, groton, bath, warner, mellette, putney, andover, brentford, stratford, verdon, mansfield and ferney.

5/28/2017 4:26 PM CDT

At 426 pm cdt, severe thunderstorms were located along a line extending from 6 miles south of houghton to near mina, moving southeast at 60 mph (emergency management). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. severe thunderstorms will be near, putney around 430 pm cdt. warner and mansfield around 440 pm cdt. mellette around 445 pm cdt. Pierpont, andover and brentford around 450 pm cdt.

8/10/2016 10:42 PM CDT

At 1042 pm cdt, a severe thunderstorm was located near bristol, or 13 miles west of webster, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs. siding. and trees. This severe storm will be near, bristol around 1045 pm cdt.

8/10/2016 10:14 PM CDT

At 1014 pm cdt, a severe thunderstorm was located near bath, or near groton, moving east at 55 mph (radar indicated). Hazards include 70 mph wind gusts and penny size hail. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. this severe thunderstorm will be near, groton and ferney around 1020 pm cdt. andover around 1030 pm cdt. pierpont around 1035 pm cdt. Bristol around 1040 pm cdt.

8/10/2016 2:43 AM CDT

The severe thunderstorm warning for southeastern edmunds and southern brown counties will expire at 245 am cdt, the storm which prompted the warning has moved out of the area. therefore, the warning will be allowed to expire. however gusty winds are still possible with this thunderstorm. a severe thunderstorm watch remains in effect until 600 am cdt for north central and northeastern south dakota.

8/10/2016 2:36 AM CDT

At 235 am cdt, severe thunderstorms were located along a line extending from near rutland to near fort sisseton state park to near brentford, moving east at 60 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. a brief tornado on the leading edge of the line of storms is possible in the hillhead roy lake area. these severe storms will be near, cattail lake, fort sisseton state park, roy lake rec area and opitz lake around 240 am cdt. eden and lake city around 245 am cdt. clear lake rec area, buffalo lakes, red iron housing, piyas lake and sica hollow state park around 250 am cdt. long hollow housing around 255 am cdt. Sisseton, butler, lily and agency village around 300 am cdt.

8/10/2016 2:18 AM CDT

At 218 am cdt, severe thunderstorms were located along a line extending from 7 miles east of ludden to near claremont to 6 miles east of mansfield, moving east at 50 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. severe thunderstorms will be near, amherst around 225 am cdt. langford around 230 am cdt. verdon and ferney around 235 am cdt. fort sisseton state park around 245 am cdt. eden, cattail lake, opitz lake and roy lake rec area around 250 am cdt. bristol, lake city, clear lake rec area and red iron housing around 255 am cdt. butler, lily, buffalo lakes, piyas lake and sica hollow state park around 300 am cdt. Long hollow housing around 305 am cdt.

8/10/2016 2:08 AM CDT

At 208 am cdt, a severe thunderstorm was located over columbia, or 15 miles northeast of aberdeen, moving east at 35 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. this severe storm will be near, putney around 215 am cdt. Claremont around 230 am cdt.

8/10/2016 2:05 AM CDT

At 205 am cdt, a severe thunderstorm was located near cravens corner, or 8 miles east of ipswich, moving east at 50 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. this severe thunderstorm will be near, mina around 210 am cdt. mina lake rec area around 215 am cdt. warner around 225 am cdt. aberdeen around 230 am cdt. stratford around 240 am cdt. Groton and ferney around 245 am cdt.

8/10/2016 1:34 AM CDT

At 134 am cdt, a severe thunderstorm was located over grassland colony, or 20 miles northeast of ipswich, moving east at 55 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, westport and barnard around 150 am cdt. columbia around 200 am cdt. putney around 205 am cdt. Claremont around 210 am cdt.

8/1/2016 11:32 PM CDT

At 1132 pm cdt, a severe thunderstorm was located over andover, or 9 miles east of groton, moving southeast at 30 mph. this is a very dangerous storm (radar indicated). Hazards include 80 mph wind gusts and baseball size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows, and vehicles. extensive tree damage and power outages are likely. this severe storm will be near, pierpont around 1135 pm cdt. bristol around 1150 pm cdt. butler around 1205 am cdt. Webster around 1210 am cdt.

8/1/2016 11:27 PM CDT

At 1127 pm cdt, a severe thunderstorm was located near andover, or 7 miles east of groton, moving southeast at 30 mph. this is a very dangerous storm (radar indicated). Hazards include baseball size hail and 60 mph wind gusts. People and animals outdoors will be severely injured. expect shattered windows, extensive damage to roofs, siding, and vehicles. this severe storm will be near, pierpont and andover around 1135 pm cdt. bristol around 1155 pm cdt. butler around 1205 am cdt. Webster around 1210 am cdt.

8/1/2016 11:20 PM CDT

At 1120 pm cdt, a severe thunderstorm was located near groton, moving southeast at 30 mph (radar indicated). Hazards include two inch hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, pierpont and andover around 1135 pm cdt. bristol around 1150 pm cdt. butler around 1205 am cdt. Webster around 1210 am cdt.

8/1/2016 11:13 PM CDT

At 1112 pm cdt, a severe thunderstorm was located near groton, moving southeast at 25 mph (law enforcement). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. This severe storm will be near, andover around 1135 pm cdt.

8/1/2016 10:57 PM CDT

At 1056 pm cdt, a severe thunderstorm was located near bath, or 8 miles northwest of groton, moving southeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, groton around 1110 pm cdt. ferney around 1120 pm cdt. Andover around 1125 pm cdt.

7/17/2016 12:05 AM CDT

At 1204 am cdt, a severe thunderstorm was located over putney, or 9 miles northwest of groton, moving east at 30 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. This severe thunderstorm will remain over mainly rural areas of brown county.

7/16/2016 11:31 PM CDT

At 1130 pm cdt, a severe thunderstorm was located near richmond lake rec area, or 8 miles west of aberdeen, moving east at 50 mph (trained weather spotters). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. this severe storm will be near, aberdeen around 1140 pm cdt. bath and columbia around 1150 pm cdt. putney around 1200 am cdt. Groton around 1205 am cdt.

7/16/2016 11:09 PM CDT

At 1109 pm cdt, a severe thunderstorm was located over ipswich, moving east at 50 mph (emergency management). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. this severe thunderstorm will be near, deerfield colony around 1115 pm cdt. mina lake rec area and mina around 1125 pm cdt. richmond lake rec area around 1130 pm cdt. aberdeen around 1140 pm cdt. bath and columbia around 1150 pm cdt. putney around 1200 am cdt. Groton around 1205 am cdt.

7/16/2016 3:37 PM CDT

At 336 pm cdt, a severe thunderstorm was located near bath, or near aberdeen, moving east at 55 mph (nws employees). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. this severe storm will be near, groton and ferney around 350 pm cdt. andover around 400 pm cdt. Pierpont around 405 pm cdt.

7/16/2016 3:34 PM CDT

At 334 pm cdt, a severe thunderstorm was located near aberdeen, moving east at 55 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. siding. and trees. this severe thunderstorm will be near, bath around 340 pm cdt. groton and ferney around 350 pm cdt. andover around 400 pm cdt. Pierpont around 405 pm cdt.

6/22/2016 3:26 AM CDT

At 325 am cdt, severe thunderstorms were located along a line extending from claremont to near putney to near bath, moving southeast at 65 mph (radar indicated). Hazards include 70 mph wind gusts and penny size hail. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. these severe storms will be near, groton around 330 am cdt. langford and ferney around 335 am cdt. pierpont and andover around 340 am cdt. Bristol around 345 am cdt.

6/22/2016 3:13 AM CDT

At 311 am cdt, severe thunderstorms were located along a line extending from near houghton to columbia to near westport, moving southeast at 65 mph (radar indicated. at 305 am cdt...a 65 mph wind gust was reported 7 miles north of frederick). Hazards include 70 mph wind gusts and penny size hail. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. severe thunderstorms will be near, bath and putney around 320 am cdt. claremont and amherst around 325 am cdt. groton around 330 am cdt. langford, andover and ferney around 335 am cdt. pierpont around 340 am cdt. Bristol around 345 am cdt.

8/6/2015 1:55 AM CDT

At 154 am cdt, a severe thunderstorm was located near putney, or 12 miles north of groton, moving east at 15 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding and trees. this severe storm will be near, putney around 205 am cdt. Claremont around 230 am cdt.

8/6/2015 1:30 AM CDT

At 130 am cdt, a severe thunderstorm was located over columbia, or 13 miles northeast of aberdeen, moving east at 20 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows and vehicles. expect wind damage to roofs, siding and trees. this severe thunderstorm will be near, putney around 145 am cdt. Claremont around 200 am cdt.

7/28/2015 1:35 AM CDT

At 135 am cdt, a severe thunderstorm was located near columbia, or 13 miles northwest of groton, moving northeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. siding and trees. This severe storm will be near, claremont around 150 am cdt.

7/28/2015 1:00 AM CDT

At 100 am cdt, a severe thunderstorm was located near mina lake rec area, or 9 miles west of aberdeen, moving northeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. siding and trees. this severe thunderstorm will be near, richmond lake rec area around 105 am cdt. aberdeen around 110 am cdt. westport around 120 am cdt. bath around 125 am cdt. columbia around 130 am cdt. putney around 135 am cdt. Claremont around 150 am cdt.

7/17/2015 7:02 PM CDT

At 702 pm cdt, severe thunderstorms were located along a line extending from 6 miles east of kidder to near fort sisseton state park to lily, moving east at 50 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs and outbuildings. severe thunderstorms will be near, fort sisseton state park and cattail lake around 705 pm cdt. eden, lake city, opitz lake and roy lake rec area around 710 pm cdt. hillhead, clear lake rec area and red iron housing around 715 pm cdt. veblen, veblen flats housing, piyas lake and buffalo lakes around 720 pm cdt. Long hollow housing around 725 pm cdt.

7/17/2015 6:50 PM CDT

At 649 pm cdt, severe thunderstorms were located along a line extending from near kidder to 6 miles northeast of langford to near pierpont, moving east at 50 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs and outbuildings. These severe thunderstorms will remain over mainly rural areas of northeastern brown, northwestern day and western marshall counties.

7/17/2015 6:24 PM CDT

At 624 pm cdt, a severe thunderstorm was located near columbia, or 15 miles north of groton, moving east at 35 mph (emergency management). Hazards include 70 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs and outbuildings. this severe thunderstorm will be near, claremont around 640 pm cdt. amherst around 650 pm cdt. Langford around 655 pm cdt.

7/17/2015 6:02 PM CDT

At 601 pm cdt, a severe thunderstorm was located 4 miles north of aberdeen, moving southeast at 45 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. siding and trees. this severe thunderstorm will be near, bath around 615 pm cdt. putney around 620 pm cdt. Groton and ferney around 630 pm cdt.

7/16/2015 4:01 PM CDT

At 400 pm cdt, a severe thunderstorm was located near amherst, or 13 miles west of britton, moving southeast at 25 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding and trees. this severe storm will be near, amherst around 410 pm cdt. Langford around 415 pm cdt.

7/16/2015 3:33 PM CDT

At 331 pm cdt, a severe thunderstorm was located near sand lake wildlife refuge, or 19 miles north of groton, moving southeast at 35 mph (radar indicated. also...at 320 pm cdt...60 mph thunderstorm wind gusts were reported five miles east of frederick). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding and trees. this severe storm will be near, claremont around 350 pm cdt. amherst around 355 pm cdt. Langford around 410 pm cdt.

7/16/2015 3:14 PM CDT

At 314 pm cdt, a severe thunderstorm was located near barnard, or 16 miles south of ellendale, moving southeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding and trees. this severe thunderstorm will be near, sand lake wildlife refuge around 325 pm cdt. columbia and houghton around 330 pm cdt. claremont around 350 pm cdt. Langford around 410 pm cdt.

6/22/2015 12:52 AM CDT

The severe thunderstorm warning for southeastern brown county will expire at 100 am cdt, the storm which prompted the warning has moved out of the area. therefore the warning will be allowed to expire. a severe thunderstorm watch remains in effect until 500 am cdt for northeastern south dakota. to report severe weather, contact your nearest law enforcement agency. they will relay your report to the national weather service aberdeen.

6/22/2015 12:37 AM CDT

At 1237 am cdt, a severe thunderstorm was located near groton, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding and trees. this severe thunderstorm will be near, andover around 1250 am cdt. bristol around 100 am cdt. butler around 110 am cdt. Webster around 115 am cdt.

6/22/2015 12:27 AM CDT

At 1227 am cdt, a severe thunderstorm was located near groton, moving east at 30 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows and vehicles. expect wind damage to roofs, siding and trees. This severe storm will be near, groton around 1240 am cdt.

6/22/2015 12:13 AM CDT

At 1212 am cdt, a severe thunderstorm was located over aberdeen, moving southeast at 25 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding and trees. this severe thunderstorm will be near, bath around 1230 am cdt. Stratford around 1245 am cdt.

Name:	Groton, SD
Where Located:	19 miles E of Aberdeen, SD
Map:	Google Map for Groton, SD
Population:	1458
Housing Units:	630
More Info:	Search Google for Groton, SD

Hail Map for Groton, SD

The Top Recent Hail Date for Groton, SD is Tuesday, May 9, 2023 (2nd out of 49)

Hail and Wind Damage Spotted near Groton, SD

Hail Maps for Groton, SD

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Hail Map for Groton, SD

The Top Recent Hail Date for Groton, SD is Tuesday, May 9, 2023 (2nd out of 49)

Hail and Wind Damage Spotted near Groton, SD

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9/29/2023 (49th)

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